gc textbook chapter 12 Sound (id: 88578c24e)

本题目来源于试卷: gc textbook chapter 12 Sound，类别为 通用国际物理

[填空题]
A stone is dropped from the top of a clif *i(9u((qstciuj g9mtn1ngv 9/y xu5 wf. Thezhfm 2);ma6:nezeto2,q qj 1 x splash it makes when striking the water below is heard 3.5 s later. 2 2e:zznaom1hj6 q )tfx, em;qHow high is the cliff?    m

参考答案: 55±2%


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